Headphone charging case



FIG. 1 is a top perspective view of a headphone charging case in a closed state according to our new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is a top perspective view of the headphone charging case in an open state;

FIG. 10 is another top perspective view thereof;

FIG. 11 is a front view thereof;

FIG. 12 is a rear view thereof;

FIG. 13 is a left side view thereof;

FIG. 14 is a right side view thereof;

FIG. 15 is a top view thereof;

FIG. 16 is a bottom view thereof;

FIG. 17 is another top perspective view thereof; and,

FIG. 18 is an additional perspective view thereof.

The shade lines in the Figures show contour and not surface ornamentation.

The broken lines illustrate either potions of the headphone charging case or environmental structure that form no part of the claimed design. 

CLAIM The ornamental design for a headphone charging case, as shown and described. 